/*
 * Copyright 2010 Daniel Kurka
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.pbaptista.rem.client;

import com.google.gwt.activity.shared.ActivityMapper;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.core.client.GWT.UncaughtExceptionHandler;
import com.google.gwt.dom.client.StyleInjector;
import com.google.gwt.place.shared.PlaceHistoryHandler;
import com.google.gwt.user.client.Timer;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.SimplePanel;
import com.googlecode.mgwt.mvp.client.AnimatableDisplay;
import com.googlecode.mgwt.mvp.client.AnimatingActivityManager;
import com.googlecode.mgwt.mvp.client.AnimationMapper;
import com.googlecode.mgwt.ui.client.MGWT;
import com.googlecode.mgwt.ui.client.MGWTSettings;
import com.googlecode.mgwt.ui.client.MGWTSettings.ViewPort;
import com.googlecode.mgwt.ui.client.MGWTSettings.ViewPort.DENSITY;
import com.googlecode.mgwt.ui.client.dialog.TabletPortraitOverlay;
import com.googlecode.mgwt.ui.client.layout.MasterRegionHandler;
import com.googlecode.mgwt.ui.client.layout.OrientationRegionHandler;
import com.pbaptista.rem.client.activities.pages.home.HomePlace;
import com.pbaptista.rem.client.css.AppBundle;

/**
 * @author Daniel Kurka
 * 
 */
public class MgwtAppEntryPoint implements EntryPoint {

	private void start() {
		ViewPort viewPort = new MGWTSettings.ViewPort();
		viewPort.setTargetDensity(DENSITY.MEDIUM);
		viewPort.setUserScaleAble(false).setMinimumScale(1.0).setMinimumScale(1.0).setMaximumScale(1.0);

		MGWTSettings settings = new MGWTSettings();
		settings.setViewPort(viewPort);
		settings.setIconUrl("logo.png");
		settings.setAddGlosToIcon(true);
		settings.setFullscreen(true);
		settings.setPreventScrolling(true);
		//set viewport and other settings for mobile
		MGWT.applySettings(MGWTSettings.getAppSetting());
		final ClientFactory clientFactory = new ClientFactoryImpl();
		// Start PlaceHistoryHandler with our PlaceHistoryMapper
		AppPlaceHistoryMapper historyMapper = GWT.create(AppPlaceHistoryMapper.class);
		final PlaceHistoryHandler historyHandler = new PlaceHistoryHandler(historyMapper);
		historyHandler.register(clientFactory.getPlaceController(), clientFactory.getEventBus(), new HomePlace());
		if ((MGWT.getOsDetection().isTablet())) {
			// very nasty workaround because GWT does not corretly support
			// @media
			StyleInjector.inject(AppBundle.INSTANCE.css().getText());
			createTabletDisplay(clientFactory);
		} else {
			createPhoneDisplay(clientFactory);
		}
		historyHandler.handleCurrentHistory();
	}

	private void createPhoneDisplay(ClientFactory clientFactory) {
		AnimatableDisplay display = GWT.create(AnimatableDisplay.class);
		PhoneActivityMapper appActivityMapper = new PhoneActivityMapper(clientFactory);
		PhoneAnimationMapper appAnimationMapper = new PhoneAnimationMapper();
		AnimatingActivityManager activityManager = new AnimatingActivityManager(appActivityMapper, appAnimationMapper, clientFactory.getEventBus());
		activityManager.setDisplay(display);
		RootPanel.get().add(display);
	}

	private void createTabletDisplay(ClientFactory clientFactory) {
		SimplePanel navContainer = new SimplePanel();
		navContainer.getElement().setId("nav");
		navContainer.getElement().addClassName("landscapeonly");
		AnimatableDisplay navDisplay = GWT.create(AnimatableDisplay.class);
		final TabletPortraitOverlay tabletPortraitOverlay = new TabletPortraitOverlay();
		new OrientationRegionHandler(navContainer, tabletPortraitOverlay, navDisplay);
		new MasterRegionHandler(clientFactory.getEventBus(), "nav", tabletPortraitOverlay);
		ActivityMapper navActivityMapper = new TabletNavActivityMapper(clientFactory);
		AnimationMapper navAnimationMapper = new TabletNavAnimationMapper();
		AnimatingActivityManager navActivityManager = new AnimatingActivityManager(navActivityMapper, navAnimationMapper, clientFactory.getEventBus());
		navActivityManager.setDisplay(navDisplay);
		RootPanel.get().add(navContainer);
		SimplePanel mainContainer = new SimplePanel();
		mainContainer.getElement().setId("main");
		AnimatableDisplay mainDisplay = GWT.create(AnimatableDisplay.class);
		TabletMainActivityMapper tabletMainActivityMapper = new TabletMainActivityMapper(clientFactory);
		AnimationMapper tabletMainAnimationMapper = new TabletMainAnimationMapper();
		AnimatingActivityManager mainActivityManager = new AnimatingActivityManager(tabletMainActivityMapper, tabletMainAnimationMapper, clientFactory.getEventBus());
		mainActivityManager.setDisplay(mainDisplay);
		mainContainer.setWidget(mainDisplay);
		RootPanel.get().add(mainContainer);
	}


	@Override
	public void onModuleLoad() {
		GWT.setUncaughtExceptionHandler(new UncaughtExceptionHandler() {
			@Override
			public void onUncaughtException(Throwable e) {
				Window.alert("uncaught: " + e.getMessage());
				e.printStackTrace();
			}
		});

		new Timer() {
			@Override
			public void run() {
				start();

			}
		}.schedule(1);
	}
}
